Moreover, the electronic cigarette, even a little "smoked" but the smoke does not like tobacco. The author of the invention is the growing popularity of Chinese Face of Hon Company Ruyan. First they created the device were presented in the market in May 2004 and since then they have continued to gain popularity in countries where a ban on smoking in public places. Ruyan E-cigarette consists of a battery, light, pressure sensor, the heating element and removable filter, which is a cartridge with nicotine, dissolved in propylene. At the time of tightening the pressure sensor triggers the heating element, which evaporates and propylene allocates В«smokeВ». At the moment the company produces several varieties of Ruyan cartridges, which vary in strength, were about 300 delays, and cost half a dollar. Investigation of the effects of the electronic cigarette is a well-known New Zealand-smoking campaigner Murray Laugesen. However, the funding of this project performs the same company Ruyan. SSA does not contradict this: according to the WHO, the study of Murray is an objective and independent. Preliminary results are optimistic: the delay of each e-cigarette provided few micrograms of water, alcohol, nicotine, propylene and some aromatics. Concentrations of some carcinogens in the "smoke" is not higher than nicotine patches. Moreover, electronic cigarette does not cause harm to passive smokers.